Sansui MC-X7L User Manual

SERVICE MANUAL
6I
SANSUI!
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|
BI
SANSUI
MINI
COMPONENT
SYSTEM
<COMPACT
DISC
PLAYER
SECTION>
Organization of System Component
Amplifier
Tuner
CD
Player
Cassette
Deck
|
Optional
Speaker
SET
NAME
A-X7
T-X7,
T-X7L
CD-X7
S-X7
Note: Set name is shown on the rear panel.
CAUTION
1.
Parts
identified
by
the
A,
symbol
on
the
schematic
diagram
and
the
parts
list
are
critical for safety.
Use only replacement parts that have critical characteristics recommended by the
manufacturer.
. Make leakage-current or resistance measurements to determine that exposed parts
are acceptably insulated from the supply circuit before returning the appliance to the
customer.
¢ Specifications
; — : UL Manufactured for U.S.A. market.
FOP
At
cicero
dees
Compact
disc,
digital
audio
system
pts
Stencerd
Version
?
”
(UL
and
XX
mode!
only)
°
,
anuiaciur
or
Canadian
m
‘
PICKUP........c.ccceercsossersserresearononeocoees
3-Beam,
semiconductor
laser
fy
Pectectured
to:
Eaesaan
aree
PRODUCT
COMPLIES
WITK
DHHS
Decoding
(D/A).............cseseccceseseees
1-Bit
/
MASH
RULES
21
CFR,
SUBCHAPTIR
J,
(MASH
is
trademark
of
NTT)
MANUFACTURED:
Frequency
response..................0
4
Hz
to
20
kHz,
+0.5
dB
Total
harmonic
distortion...
..........
Less
than
0.006%
(1
kHz)
(CSA
model
only)
Signal-to-Noise
ratio...
.............--.
Better
than
103
dB
CERTIFIELD
ONLY
TO
CANDIAN
Dynamic
range........
.....scscccreeereree
Better
than
99
dB
ELECTRICAL
CODE.
A
hide
&
Flutter...
.eecsseseseeeeeeeneeees
ite
direc
aan
limit
CANADIAN
DEL
ELECTAICTE
ITTENSIONS............ccceeceeceeeeeserseeeees mm (8-
84 mm (3-5/16") H
280
mm
(1
1-1/1
6°)
D
(EU
model
only)
WEIGHNT...........-.ccsccrsssseecessseeeeesce
ness
2.0
kg
(4.41
Ibs)
net
*
Design
and
specifications
subject
to
changes
without
notice
for
cence
improvements.
LASER
PRODUIT
a
LARD
CONT
SSAA
OTT
Ol
CAUTION:
USE
OF
CONTROLS
FOR
ADJUSTMENTS
OR
PERFORMANCE
OF
PROCEDURES
OTHER
THAN
THOSE.
‘
des
ech
{EU
model
only)
*
The
following
label
has
been
affixed
to
the
unit,
listing
the
proper
procedure
for
working
with
the
laser
beam.
.
ADUARSELI
1.
THIS
LABEL
IS
ATTACHED
TO
THE
PLACE
AS
ILLUSTRATED
TO
uiquiug
LasensTalieis
yen
eee
INFORM
THAT
THE
APPARATUS
CONTAINS
A
LASER
COMPO-
AF
FUNKTION.
UNOGA
LOS
ATTELSE
NENT.
2.
THIS
LABEL
IS
ATTACHED
TO
THE
INSIDE
OF
THE
TOP
COVER
AS
ILLUSTRATED,
SO
THAT
ANY
FURTHER
PROCEDURE
WILL
Soe
THE
USER
INTO
EXPOSURE
WITH
THE
LASER
BEAM.
.
3. THE WARNING LABEL INFORMING OF RADIATION IS PLACED
INSIDE THE UNIT. AS SHOWN IN THE ILLUSTRATION, TO
WARN
AGAINST
FURTHER
MEASURES
ON
THE
UNIT.
THE
EQUIPMENT CONTAINS A LASER COMPONENT RADIATING LA-
SER
RAYS
EXCEEDING
THE
LIMIT
OF
LASER
PRODUCTS
OF
CLASS 1.

Sansui MC-X7L Specifications

General

Brand	Sansui
Model	MC-X7L
Category	Stereo System
Language	English

Summary

MC-X7/X7L COMPACT DISC PLAYER SECTION ORGANIZATION AND SPECIFICATIONS

CD Player Specifications

Details technical specifications for the CD player section, covering format, pickup, frequency response, distortion, and dimensions.

Block Diagram

Replacement of Main Parts

Bonnet Removal Procedure

Explains the correct method for removing the bonnet to avoid damage to hooks.

Tray Panel Removal

Provides instructions for safely removing the CD player's tray panel.

Front Panel Removal

Mechanism Assembly Replacement

Outlines the procedure for replacing the CD mechanism assembly, including screw removal.

Exploded View of CD Mechanism and Parts List

CD Mechanism Exploded View

Presents an exploded diagram of the CD mechanism for part identification.

Drive Unit Exploded View

Shows an exploded diagram of the drive unit for reference.

Pin Location of System Control Sockets

Parts List of Boards

F-6557 Main Board Parts

F-6558 Control Switch Board Parts

F-6559 Power Indicator Board Parts

Adjustment Procedures

Schematic Diagram

Interior Block Diagram and IC Functions

CXA1081S (RF Amplifier) Function

CXA1372Q (Focus/Servo Tracking) Function

CXD2500Q (Digital Signal Processing) Function